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Examples of inherited diseases…read more

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What causes an inherited disease?
Different versions of a gene, that code for different
versions of a characteristic, are called alleles.
gene for a matching
characteristic gene
normal disease
allele allele
For some genes, there is an allele that can cause disease.
Does inheriting an allele that causes disease always lead
to the development of that disease?…read more

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What causes an inherited disease?
If an inherited disease is caused by a dominant allele,
how many alleles will cause the disease to develop?
disease normal
allele allele
1 dominant disease allele inherited
=
(from either parent) disease
Does it matter which parent a dominant disease allele
is inherited from?…read more

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